Grundfos DP 10 Series, Installation And Operating Instructions Manual

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English (GB) Installation and operating instructions
Original installation and operating instructions
CONTENTS
Page
1. Symbols used in this document
The text accompanying the three hazard symbols
DANGER, WARNING and CAUTION is structured in
the following way:
1. Symbols used in this document 2
2. General description 3
2.1 Product drawings
3
2.2 Applications 3
2.3 Operating conditions 4
3. Delivery and handling 4
3.1 Transportation 4
3.2 Storage
4
3.3 Lifting 4
4. Identification 5
4.1 Nameplate 5
4.2 Type Key 6
5. Approvals
7
5.1 Approval standards 7
5.2 Explanation to the Ex approval 7
6. Safety 8
6.1 Potentially explosive environments 8
7. Installation
9
7.1 Installation on auto coupling 9
7.2 Free-standing submerged installation 10
8. Electrical connection 11
8.1 Wiring diagrams 12
8.2 CU 100 control box
12
8.3 Pump controllers 13
8.4 Thermal switches 14
8.5 Frequency converter operation 14
9. Starting up the product 15
9.1 General startup procedure
15
9.2 Operating modes 15
9.3 Direction of rotation 16
10. Maintenance and service 16
10.1 Inspection 17
10.2 Adjusting the impeller clearance
17
10.3 Cleaning the pump housing 18
10.4 Checking or replacing the shaft seal 18
10.5 Oil change 19
10.6 Service kits 20
10.7 Contaminated pumps
20
11. Fault finding 21
12. Technical data 22
13. Disposal 22
Prior to installation, read this document.
Installation and operation must comply
with local regulations and accepted codes
of good practice.
DANGER
Indicates a hazardous situation which, if
not avoided, will result in death or serious
personal injury.
WARNING
Indicates a hazardous situation which, if
not avoided, could result in death or
serious personal injury.
CAUTION
Indicates a hazardous situation which, if
not avoided, could result in minor or
moderate personal injury.
SIGNAL WORD
Description of hazard
Consequence of ignoring the warning.
- Action to avoid the hazard.
Observe these instructions for explosion-
proof products.
A blue or grey circle with a white graphical
symbol indicates that an action must be
taken.
A red or grey circle with a diagonal bar,
possibly with a black graphical symbol,
indicates that an action must not be taken
or must be stopped.
If these instructions are not observed, it
may result in malfunction or damage to the
equipment.
Tips and advice that make the work easier.